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/** Logging.hh file for the fluxbox compositor. */
// Copyright (c) 2011 Gediminas Liktaras (gliktaras at gmail dot com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifndef FBCOMPOSITOR_LOGGING_HH
#define FBCOMPOSITOR_LOGGING_HH
#include <iostream>
namespace FbCompositor {
/** Logging level 0. No messages will be printed. */
const int LOG_LEVEL_NONE = 0;
/** Logging level 1. Only the error messages will be printed. */
const int LOG_LEVEL_ERROR = 1;
/** Logging level 2. Level 1 and warning messages will be printed. */
const int LOG_LEVEL_WARN = 2;
/** Logging level 3. Level 2 and information messages will be printed. */
const int LOG_LEVEL_INFO = 3;
/** Logging level 4. Level 3 and debug messages will be printed. */
const int LOG_LEVEL_DEBUG = 4;
/** Logging level 5. Level 4 and dump messages will be printed. */
const int LOG_LEVEL_DEBUG_DUMP = 5;
/**
* The log manager class.
*/
class Logger {
public :
//--- MAIN METHODS -----------------------------------------------------
/** \returns the current logging level. */
static int loggingLevel();
/** Sets a new logging level. */
static void setLoggingLevel(int new_level);
private :
//--- CONSTRUCTORS -----------------------------------------------------
/** Default constructor. */
Logger();
/** Copy constructor. */
Logger(const Logger&);
/** Assignment operator. */
Logger &operator=(const Logger&);
//--- PRIVATE VARIABLES ------------------------------------------------
/** The logging level. */
static int m_level;
};
}
#define fbLog_error fbLog_internal(FbCompositor::LOG_LEVEL_ERROR, "[Error] ")
#define fbLog_warn fbLog_internal(FbCompositor::LOG_LEVEL_WARN, "[Warn] ")
#define fbLog_info fbLog_internal(FbCompositor::LOG_LEVEL_INFO, "[Info] ")
#ifdef DEBUG
#define fbLog_debug fbLog_internal(FbCompositor::LOG_LEVEL_DEBUG, "[Debug] ")
#define fbLog_debugDump fbLog_internal(FbCompositor::LOG_LEVEL_DEBUG_DUMP, "[Dump] ")
#else
#define fbLog_debug if (0) std::cerr
#define fbLog_debugDump if (0) std::cerr
#endif // DEBUG
// Do not call directly!
#define fbLog_internal(minLevel, levelName) if (FbCompositor::Logger::loggingLevel() >= (minLevel)) std::cerr << (levelName)
#endif // FBCOMPOSITOR_LOGGING_HH
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